Answer:
i.e. 393650 kg.
Step-by-step explanation:
Given that Radium-226 is a radioactive substance with an annual decay rate of 0.04 %
Let the year 1937 be 0 year
Initially population was = 400,000 kg
Since decay rate is 0.04% per year after t years population would be
=
In 2017, t = 40 years (i.e. years lapsed form 1937)
Hence population
=
i.e. 393650 kg.
The product of a constant factor of four and a factor with the sum of two terms
answer:
have any notes for reference?
Step-by-step explanation:
Answer:
Shoot the plumber
Step-by-step explanation:
35h + 65 = y
283 divided by 12.3 = 23.008 and rounded it will just be 23.